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copied!<p>The following code assumes:</p> <ul> <li>There is always a single text node within the editable <code><div></code> and no other nodes</li> <li>The editable div does not have the CSS <code>white-space</code> property set to <code>pre</code></li> </ul> <p>Code:</p> <p><div class="snippet" data-lang="js" data-hide="false"> <div class="snippet-code"> <pre class="snippet-code-js lang-js prettyprint-override"><code>function getCaretPosition(editableDiv) { var caretPos = 0, sel, range; if (window.getSelection) { sel = window.getSelection(); if (sel.rangeCount) { range = sel.getRangeAt(0); if (range.commonAncestorContainer.parentNode == editableDiv) { caretPos = range.endOffset; } } } else if (document.selection && document.selection.createRange) { range = document.selection.createRange(); if (range.parentElement() == editableDiv) { var tempEl = document.createElement("span"); editableDiv.insertBefore(tempEl, editableDiv.firstChild); var tempRange = range.duplicate(); tempRange.moveToElementText(tempEl); tempRange.setEndPoint("EndToEnd", range); caretPos = tempRange.text.length; } } return caretPos; }</code></pre> <pre class="snippet-code-css lang-css prettyprint-override"><code>#caretposition { font-weight: bold; }</code></pre> <pre class="snippet-code-html lang-html prettyprint-override"><code><script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> <div id="contentbox" contenteditable="true">Click me and move cursor with keys or mouse</div> <div id="caretposition">0</div> <script> var update = function() { $('#caretposition').html(getCaretPosition(this)); }; $('#contentbox').on("mousedown mouseup keydown keyup", update); </script></code></pre> </div> </div> </p>

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